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DRAFT: Experiments with better resampling algorithms #210

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@lyricnz lyricnz commented Oct 8, 2021

Copy LTTB (Largest Triangle Three Buckets) from https://github.com/haoel/downsampling-algorithm and use it for downsampling. See #183

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lyricnz commented Oct 8, 2021

Current (linear interpolation)
linear Screen Shot 2021-10-09 at 10 07 45 am

LTTB:
lttb Screen Shot 2021-10-09 at 10 08 17 am

Noticed anomaly at far left of current resample. Zero value should not be seen.

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lyricnz commented Oct 8, 2021

Screen Shot 2021-10-09 at 10 17 29 am
Same data (different currency, but shape should be same)

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lyricnz commented Oct 9, 2021

Raised #212 for the spurious 0

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@lyricnz the chart using LTTB downsampling looks great. Are you planning on finalizing this PR?

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